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Clarification of disease state and development of therapeutic strategy on periodontitis mediating NETosis

Research Project

Project/Area Number 17K17611
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Surgical dentistry
Pathobiological dentistry/Dental radiology
Research InstitutionAkita University

Principal Investigator

KONNO YASUNORI  秋田大学, 医学部附属病院, 医員 (50581162)

Project Period (FY) 2017-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2018: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords歯性感染症 / NETosis / 好中球 / Netosis / ETosis / NETs
Outline of Final Research Achievements

In this study, we tried to evaluate relevance of NETosis on odontogenic infection. In assay using clinical specimen, we could establish processing methods of sample and confirm localization of NETs. However, in quantification of cytokines, we could not achieve significant results. In vitro, we could not performed enough experiment because of much time required for condition setting.
Our results indicated the possibility of relevance of NETosis on odontogenic infection. It is necessary to evaluate mechanisms in more detail.

Academic Significance and Societal Importance of the Research Achievements

歯科口腔疾患におけるneutrophil extracellular traps(NETs)の関連については、NETsの構成成分のヒストンによる上皮細胞障害や歯周病原菌による動脈硬化への関与が明らかとなっている。本研究で、歯性感染の局所でのNETs の存在を確認した。さらに、NETosisにおいて、細胞外に放出された顆粒蛋白、ヒストンやDNAによる組織障害性により、病態形成に何らかの影響を与えていると予想される。単なる炎症として片付けられていた病態を、新たな視点で解明することで、NETsの適切な制御という新たな治療戦略へとつながる可能性がある。

Report

(3 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • Research Products

    (6 results)

All 2019 2018 2017

All Journal Article (6 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 6 results,  Open Access: 6 results)

  • [Journal Article] Critical role of CCL4 in eosinophil recruitment into the airway2019

    • Author(s)
      Kobayashi Yoshiki、Konno Yasunori、Kanda Akira、Yamada Yoshiyuki、Yasuba Hirotaka、Sakata Yoshiko、Fukuchi Mineyo、Tomoda Koichi、Iwai Hiroshi、Ueki Shigeharu
    • Journal Title

      Clinical & Experimental Allergy

      Volume: - Issue: 6 Pages: 853-860

    • DOI

      10.1111/cea.13382

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Comparison of CD16-negative selection vs. MACSxpress system for isolation of blood eosinophils2019

    • Author(s)
      Fukuchi Mineyo、Ueki Shigeharu、Saito Hidekazu、Miyabe Yui、Konno Yasunori、Omokawa Ayumi、Saga Tomoo、Moritoki Yuki、Takeda Masahide、Yamada Takechiyo、Hirokawa Makoto
    • Journal Title

      Allergology International

      Volume: 68 Issue: Supplement.1 Pages: S11-S13

    • DOI

      10.1016/j.alit.2019.04.005

    • NAID

      130007709782

    • ISSN
      1323-8930, 1440-1592
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Charcot-Leyden crystal formation is closely associated with eosinophil extracellular trap cell death2018

    • Author(s)
      Ueki Shigeharu、Tokunaga Takahiro、Melo Rossana C. N.、Saito Hidekazu、Honda Kohei、Fukuchi Mineyo、Konno Yasunori、Takeda Masahide、Yamamoto Yohei、Hirokawa Makoto、Fujieda Shigeharu、Spencer Lisa A.、Weller Peter F.
    • Journal Title

      Blood

      Volume: 132 Issue: 20 Pages: 2183-2187

    • DOI

      10.1182/blood-2018-04-842260

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] ETosis-derived DNA trap production in middle ear effusion is a common feature of eosinophilic otitis media2018

    • Author(s)
      Ohta N, et al
    • Journal Title

      Allergology International

      Volume: 67 Issue: 3 Pages: 414-416

    • DOI

      10.1016/j.alit.2017.11.007

    • NAID

      130007420530

    • ISSN
      1323-8930, 1440-1592
    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] ICAM-1 upregulation is not required for retinoic acid-induced human eosinophil survival2018

    • Author(s)
      Ueki Shigeharu、Nishikawa Junko、Fukuchi Mineyo、Konno Yasunori、Takeda Masahide、Moritoki Yuki、Chihara Junichi、Omokawa Ayumi、Saga Tomoo、Hirokawa Makoto
    • Journal Title

      Immunology Letters

      Volume: 196 Pages: 68-73

    • DOI

      10.1016/j.imlet.2018.01.013

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Eosinophilic Otitis Media: the Aftermath of Eosinophil Extracellular Trap Cell Death.2017

    • Author(s)
      Ueki S, Ohta N, et al
    • Journal Title

      Curr Allergy Asthma Rep

      Volume: 17 Issue: 5 Pages: 33-37

    • DOI

      10.1007/s11882-017-0702-5

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research

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Published: 2017-04-28   Modified: 2020-03-30  

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